[GHC] #10470: Allocating StablePtrs leads to GC slowdown even after they're freed
GHC
ghc-devs at haskell.org
Mon Jun 1 19:14:49 UTC 2015
#10470: Allocating StablePtrs leads to GC slowdown even after they're freed
-------------------------------------+-------------------------------------
Reporter: bitonic | Owner: simonmar
Type: bug | Status: new
Priority: normal | Milestone:
Component: Runtime System | Version: 7.10.1
Resolution: | Keywords:
Operating System: Unknown/Multiple | Architecture:
Type of failure: Runtime | Unknown/Multiple
performance bug | Test Case:
Blocked By: | Blocking:
Related Tickets: | Differential Revisions:
-------------------------------------+-------------------------------------
Comment (by bitonic):
Yeah, I used "resize" in a fairly liberal way :).
One quick improvement would be to at least free empty tails, which
wouldn't require any trick to maintain the existing indexes.
--
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/10470#comment:3>
GHC <http://www.haskell.org/ghc/>
The Glasgow Haskell Compiler
More information about the ghc-tickets
mailing list